class_docstr: Most tests done in the base class LinearOperatorDerivedClassTest.
code: def test_tape_safe(self):
      matrix = variables_module.Variable([[1.0, 2.0], [3.0, 4.0]])
      operator = LinearOperatorAdjoint(
          linalg.LinearOperatorFullMatrix(matrix)
      )
      self.check_tape_safe(operator)
  
imports: import numpy
  from tensorflow.python.framework import config
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import variables
  from tensorflow.python.ops.linalg import linalg
  from tensorflow.python.ops.linalg import linear_operator_adjoint
  from tensorflow.python.ops.linalg import linear_operator_test_util
  from tensorflow.python.platform import test
label_desc: Use image node_id 15 for calling the LinearOperatorAdjointTest obj's underlying member method code with example usage: obj.test_tape_safe() without return types